Improvement in station-indicator tor railroad-cars



WILLIAM H. ECKER'I AND JAMES A. BLACKJOF DAYTON, OHIOu-Jfr Lette/rs .Patent No. 92,802, dated July 20, 1869.

IMPROVEMENT IN STATION-INDICATOR FOR RAILROAD-CARS.

The Schedule referred to nthese Letters Patent and making part 0f the Same.

To all whom it may concern:

Be it known that we, WiLLIAM H. ECKERT and JAMES A. BLACK, of Dayton, in the county of Montgomery, and State of Ohio, have invented a new and improved Annunciator for Railroad-Gars; and we do herebydeclare that the following is a full, clear, and exact description thereof', which will enablel those skilled in the art to make and use the saine, reference heilig had to the accompanying drawings, forming part of this specification.

'Ihe nature of this invention relates to improvements -in anuunciators for railroad-cars, the object of which is to improve the construction ofthe saine.

It consists of an improvedarrangement ofthe ratchet for operating the rollers over which the belt works, on which the names of stations are placed, and an arrangement ofthe said rollers whereby the belt may be kept tight, as will be `more fully described on reference to the accompanying drawings, wherein- Figure l represents a front View of an annunciatorl 4provided with our improvements;

Figure Srepresents a side view of the same, with the case open; and

Figure 3 represents a section on the line a: :l: of iig. I. Similar letters of reference indicate corresponding parts. l

The case 'A is provided with the rollers B and B', in the interior thereof, and with` the oase G, upon one side, in which the ratchet and pawl for operating the rollers and the alarm-bell are arranged.

D represents the ratchet, which is`secured to't-he axis of the roller B', whereoir' the ratchet-lever E is also supported.

works in either direction after passing out ofthe case.

K represents the bell, and

L, the bell-hammer, wnich is actuated by the ratchet D, through the lever M in one direction, and by a spring in the other.

N representssliding bearings, arranged in grooves in each side of the case A, which support the journals ofthe rollers B and B', and are provided with sockets in their contiguous ends, with springs, O, which constantly tend to separate them, and thereby maintain a proper'tension on the belt P, whereon the names of stations are arranged.

. We claim as new, and Patent- The combination of the rollers BB' and belt P, when the tension of the belt is regulated by springs O, arranged between the boxes in which the journals of the rollers move, such boxes moving in grooves formed in the sides of the case, substantially as and for the purposes 'set forth.'

desire to secure by Letters w. H. EOKERT. J. A. BLACK.

Witnesses:

T. S. lIoUs'roN, JOHN A. COLLINS.

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